<template>
<div class="tab-control">
  <div v-for="(item, index) in title" :key="item.index" class="tab-control-item" :class="{active: index===currentIndex}" @click="itemClick(index)">
    <span>{{item}}</span>
  </div>
</div>
</template>

<script>
export default {
  name: 'TabControl',
  props: {
    title: {
      type: Array,
      default () {
        return []
      },
    },
  },
  data() {
    return {
      currentIndex: 0,
    }
  },
  methods: {
    //点击时调用此方法
    itemClick(index) {
      this.currentIndex = index
      //点击时，把数据传出去，发送一个tabClick事件
      this.$emit('tabClick', index)
      //console.log(index)
    },
  },
}
</script>

<style scoped>
.tab-control {
  display: flex;
  text-align: center;
  font-size: 15px;
  height: 40px;
  line-height: 40px;
  background-color: #fff;
}

.tab-control-item {
  flex: 1;
}

.tab-control-item span {
  padding: 5px;
}

.active {
  color: #ff8198;
}

.active span {
  border-bottom: 3px solid var(--color-tint);
}
</style>
